Bumper for a truck vehicle



FIG. 1 is a perspective view of a bumper for a truck vehicle showing our new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a top plan view thereof. 

CLAIM The ornamental design for a bumper for a truck vehicle, as shown and described. 